<span>Potential Energy is any type of stored energy. It can be chemical, nuclear, gravitational, or mechanical.Kinetic ...GRAVITATIONAL.CHEMICAL.<span>NUCLEAR.
even motion.</span></span>
M = - 1/2 should b the answer
Y=m+6 should be the correct answer
so you can either do pounds per dollar or dollars per pound:
pounds per dollar : about 0.71 lbs / $
dollars per pound : $1.40 / lb
i hope this helped, based on the question i believe that it is dollars per pound but its good to know both and have a nice day